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Health condition

De Quervain's syndrome tenosynovitis, splints, ultrasound-guided injection and, if needed, release.

A painful, treatable wrist tendon problem that is more common than most people realise, especially after having a baby or with heavy phone use. Fix it early and it rarely lingers.

Jump to treatment

Same condition, different names: see also our sister guides at de Quervain tenosynovitis and de Quervain's syndrome.

A radiographer guides a patient onto the bed of an advanced 3 Tesla MRI scanner in a London imaging suite

Why trust this guide

  • 01

    Editorial team

    Written by our editorial team from the UK sources listed on each page.

  • 02

    Sourced from guidance

    Checked against BSSH, BOA and peer-reviewed hand surgery sources you can see at the end.

  • 03

    Current for 2026

    Reflects current UK hand practice including ultrasound-guided injection technique and sub-compartment recognition.

Key facts

De Quervain's tenosynovitis at a glance.

What the condition is, who tends to get it, and the treatments that reliably resolve it in modern UK hand practice.

  • What it is

    A stenosing tenosynovitis of the first dorsal wrist compartment, affecting the abductor pollicis longus and extensor pollicis brevis tendons.

  • Who it affects

    Women outnumber men by roughly six to ten to one. Peak incidence sits between the fourth and sixth decades of life.

  • Postnatal wrist

    Often called mother's wrist or mummy's wrist because lifting a baby with an outstretched thumb reliably provokes it.

  • Modern triggers

    Smartphone and gaming use (blackberry thumb, gamer's thumb) plus repetitive occupational thumb-loading tasks.

  • First-line care

    A thumb spica splint, activity modification, NSAIDs and hand-therapy input resolve a meaningful proportion of cases.

  • Injection success

    Corticosteroid injection into the first compartment resolves symptoms in roughly 70 to 90 per cent of patients.

Why this guide matters

A predictable ladder, from splint to surgery.

De Quervain's has one of the most reliable treatment pathways in hand practice. Getting the sequence right matters more than trying the newest thing.

  • Conservative care first

    A thumb spica splint, activity modification, NSAIDs and hand-therapy input resolve a meaningful share of cases, particularly in postnatal patients.

  • One well-placed injection wins

    Corticosteroid injection into the first compartment settles symptoms in 70 to 90 per cent of patients. Ultrasound guidance improves accuracy.

  • Refractory means surgical

    When two injections do not hold, a sub-compartment septum is often present. Surgical release addresses this directly and is highly effective.

How the diagnosis is made

From radial wrist pain to a clear plan.

The sequence a UK GP or hand specialist will typically follow, so you know what each step is doing and why.

  1. 01

    Assessing

    Focused history

    Onset, dominant hand, occupation, recent pregnancy or infant care, and any repetitive thumb use at work or on a device.

  2. 02

    Assessing

    Radial-sided inspection

    Look for fusiform swelling directly over the radial styloid and thickening of the first compartment sheath.

  3. 03

    Assessing

    Finkelstein and Eichhoff tests

    Passive ulnar deviation with the thumb tucked reproduces pain over the first compartment. Positive in nearly all clinical cases.

  4. 04

    Confirming

    Whipple and provocation tests

    Resisted thumb abduction and extension add specificity and help distinguish from adjacent radial-sided pathology.

  5. 05

    Confirming

    Differential screen

    Rule out thumb CMC osteoarthritis, scaphoid pathology, Wartenberg's syndrome, intersection syndrome and carpal tunnel referral.

  6. 06

    Planning

    Selective ultrasound

    Used when the picture is atypical, when injection is planned, or when a septated sub-compartment is suspected.

  7. 07

    Planning

    Hand surgeon referral

    For refractory symptoms after conservative care and one or two well-placed injections, or where surgical release is being considered.

Typical timeline: a first appointment to a settled plan in a single visit for straightforward cases.

Symptoms

What de Quervain's actually feels like.

The classic radial-styloid pain pattern, the signs a clinician looks for, and the features that mean a specialist review is warranted.

  • Radial wrist pain

    Sharp, aching pain over the radial styloid that flares with gripping, pinching or lifting a baby out of a cot.

  • Localised swelling

    A fusiform, tender bulge along the first dorsal compartment, sometimes with a soft crepitus on movement.

  • Weakness of pinch and grip

    Buttoning a shirt, turning a key or opening a jar becomes painful and loses power.

  • Positive Finkelstein

    Passive ulnar deviation with the thumb flexed into the palm reproduces the patient's exact pain.

  • Positive Eichhoff manoeuvre

    The patient tucks the thumb, closes the fist, and the examiner ulnar deviates the wrist. Sharp pain confirms the pattern.

  • Referred symptoms

    Discomfort may radiate proximally up the forearm or distally into the thumb, though numbness is uncommon.

  • Postnatal and hormonal pattern

    Symptoms in the weeks and months after delivery, often bilateral, frequently settle once infant-lifting eases.

  • Red flag - failed conservative care

    Persistent symptoms beyond two well-placed injections, or a suspected septated compartment, warrant a hand surgeon.

Treatment

How de Quervain's is treated in the UK.

Conservative care first, then ultrasound-guided injection, and a surgical release for the small share of patients who need it.

  • Thumb spica splint

    A forearm-based splint immobilising the wrist and thumb IP joint. Worn continuously for two to four weeks then weaned.

  • Activity modification

    Reducing the pinch-and-lift pattern that provokes the tendons - hand position when feeding, changing and holding a baby, or holding a phone.

  • Oral NSAIDs

    Short courses ease pain and inflammation. Suitable for most patients when there is no gastric or renal contraindication.

  • Hand physiotherapy

    Graded tendon loading, ergonomic coaching and splint fitting from a hand therapist improve outcomes and reduce recurrence.

  • Corticosteroid injection

    A precisely placed injection into the first dorsal compartment settles symptoms in 70 to 90 per cent of cases. Ultrasound guidance is preferred.

  • Ultrasound-guided technique

    Live imaging confirms the needle sits inside the compartment and, where present, in both sub-compartments containing APL and EPB separately.

  • Repeat injection

    A second injection is reasonable if the first gave partial or short-lived benefit. A third rarely adds value and prompts a surgical review.

  • Surgical release

    A day-case procedure that decompresses the first compartment. The surgeon must identify and release any septum separating APL from EPB.

What this guide is based on

The sources behind every claim on this page.

UK hand-surgery society guidance and peer-reviewed literature, current at the time of last review.

Key references

Guidelines and studies we relied on.

A quiet reminder

This guide is for information, not medical advice.

Your GP or hand surgeon knows your wrist and history and can tell you which parts apply to you. If in doubt, get it examined.

  • British Society for Surgery of the Hand (BSSH). Patient information on de Quervain's tenosynovitis.

  • British Orthopaedic Association (BOA). Hand and wrist standards.

  • Ilyas AM et al. De Quervain tenosynovitis of the wrist. Journal of the American Academy of Orthopaedic Surgeons.

  • Peters-Veluthamaningal C et al. Corticosteroid injection for de Quervain's tenosynovitis. Cochrane Database of Systematic Reviews.

Red flags

When wrist pain deserves closer attention.

Most de Quervain's presentations settle with straightforward care. These are the situations where a specialist opinion should not be delayed.

  • Failure of two guided injections

    Two well-placed, ultrasound-guided injections without lasting relief usually signal an untreated septum. A hand surgeon should review.

  • Sudden loss of thumb extension

    Rupture of the extensor pollicis longus or EPB is rare after steroid injection but needs urgent surgical assessment.

  • Fever or spreading redness

    Concern for infection after any injection requires same-day medical review, not a wait-and-see approach.

  • Skin depigmentation or thinning

    A recognised local effect of steroid injection. Persistent change warrants dermatology or hand-surgery input.

  • Numbness on the back of the thumb

    Points towards Wartenberg's syndrome (superficial radial nerve entrapment) rather than tenosynovitis.

  • Snapping mid-forearm

    Painful squeaking or crepitus a few centimetres proximal to the wrist suggests intersection syndrome, not de Quervain's.

  • Base-of-thumb grinding

    Coarse crepitus and pain at the thumb CMC joint on axial load points to osteoarthritis and needs a different treatment path.

  • Progressive weakness after surgery

    Any new nerve symptoms or motor weakness following release require prompt surgical review.

  • Bilateral rapid onset in pregnancy

    Usually postnatal tendon inflammation, but symptoms that fail to settle after weaning warrant formal hand assessment.

Living with it

A treatable tendon problem, with sensible daily fixes.

Four small changes that make the biggest day-to-day difference, particularly for postnatal patients and heavy device users.

A quiet reminder

Postnatal cases often resolve on their own.

Symptoms that appear in the months after having a baby often settle as feeding, lifting and holding patterns change. Splint and injection buy comfort in the meantime.

  1. 01 Load

    Change how you lift

    Scoop rather than pinch when lifting a baby. Slide both hands under the trunk instead of gripping under the arms with an outstretched thumb.

  2. 02 Devices

    Hold your phone differently

    Support the phone with the palm and index finger, use both hands to type, and take short breaks every 20 to 30 minutes.

  3. 03 Splint

    Wear the splint properly

    A well-fitted thumb spica should immobilise the wrist and thumb IP joint. Wear continuously in the acute phase, then wean over weeks.

  4. 04 Patience

    Give injection time to work

    Expect a flare for one to three days after a steroid injection, followed by steady improvement over two to six weeks.

Frequently asked

Everything we get asked about de Quervain's.

Quick answers on splints, Finkelstein testing, corticosteroid injection and when surgery is the right next step.

  • What is de Quervain's syndrome tenosynovitis?

    It is a stenosing tenosynovitis affecting the first dorsal compartment of the wrist, where the abductor pollicis longus and extensor pollicis brevis tendons pass. Thickening of the sheath restricts tendon gliding and produces pain, swelling and weakness over the radial styloid.

  • Why is it so common after having a baby?

    The repetitive pattern of lifting a small baby with the wrist ulnar-deviated and the thumb outstretched loads the first compartment tendons in exactly the way that provokes them. Hormonal changes in and after pregnancy probably add fluid retention around the sheath. Symptoms often settle as the baby grows and the lifting pattern changes.

  • How is it diagnosed?

    The diagnosis is clinical. A history of radial wrist pain in a typical patient, tenderness and swelling over the radial styloid, and a positive Finkelstein or Eichhoff test are usually enough. Ultrasound is used selectively for atypical presentations, to guide injection, or to look for a septated sub-compartment.

  • Does the corticosteroid injection actually work?

    Yes, in most patients. A single well-placed injection into the first dorsal compartment resolves symptoms in around 70 to 90 per cent of cases in published series. Ultrasound guidance improves accuracy and helps ensure both sub-compartments are treated when a septum is present.

  • Why did my injection fail?

    The most common reason is a septum inside the first compartment that separates APL from EPB. This anatomical variant is present in up to half of wrists and, if the injection reaches only one sub-compartment, EPB in particular can be missed. Ultrasound guidance and, where needed, a surgical release address this directly.

  • When is surgery considered?

    When symptoms persist after conservative care and one or two well-placed injections, or where a septated compartment is suspected on ultrasound. Surgical release is a short day-case procedure performed by a hand surgeon and is highly effective when done properly.

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